Madan Chaudhary madan712

Madan holds a bachelor degree in Computer engineering and having 15 years of exp as a full stack java developer

madan712 / TestJSON.java

Created November 2, 2012 10:33

Java program to Convert JSONObject to JSON String and vice versa

	import org.json.simple.JSONObject;
	import org.json.simple.parser.JSONParser;
	import org.json.simple.parser.ParseException;

	public class TestJSON {

	public static void main(String[] args) {

	JSONObject jObject = new JSONObject();

madan712 / TestJSON.java

Created November 2, 2012 10:34

Java program to convert Java Object to JSON String and vice versa

	import java.util.ArrayList;
	import java.util.HashMap;

	import org.json.simple.JSONValue;

	public class TestJSON {

	public static void main(String[] args) {

	HashMap<String, ArrayList<String>> country = new HashMap<String, ArrayList<String>>();

madan712 / readJavaObject.jsp

Created November 5, 2012 13:25

Iterate Java object in JavaScript using JSON

	<%@ page language="java" import="java.util.*,org.json.simple.JSONValue"%>
	<%
	HashMap<String, ArrayList<String>> country = new HashMap<String, ArrayList<String>>();

	ArrayList<String> city = new ArrayList<String>();
	city.add("Mumbai");
	city.add("Delhi");
	city.add("kolkata");

	country.put("India", city);

madan712 / SimpleBlobExample.java

Created November 6, 2012 12:57

simple JDBC example to insert data into the blob column

	import java.io.File;
	import java.io.FileInputStream;
	import java.sql.Connection;
	import java.sql.DriverManager;
	import java.sql.PreparedStatement;

	public class SimpleBlobExample {

	public static void main(String[] args) {

madan712 / SimpleBlobExample.java

Created November 6, 2012 12:58

JDBC - how to retrive the files from blob storage

	import java.io.FileOutputStream;
	import java.sql.Blob;
	import java.sql.Connection;
	import java.sql.DriverManager;
	import java.sql.ResultSet;
	import java.sql.Statement;

	public class SimpleBlobExample {

	public static void main(String[] args) {

madan712 / WatermarkImage.java

Created November 6, 2012 17:10

Simple Java program to Watermark an Image

	import java.awt.Font;
	import java.awt.Graphics;
	import java.awt.image.BufferedImage;
	import java.io.File;
	import java.io.IOException;

	import javax.imageio.ImageIO;
	import javax.swing.ImageIcon;

	public class WatermarkImage {

madan712 / LuceneExample.java

Created December 10, 2012 13:11

Lucene - Updating index for an existing file. How to delete a documents from the index?

	/* LuceneExample.java */

	import java.io.File;
	import java.io.FileReader;
	import java.io.Reader;

	import org.apache.lucene.analysis.Analyzer;
	import org.apache.lucene.analysis.standard.StandardAnalyzer;
	import org.apache.lucene.document.Document;
	import org.apache.lucene.document.Field;

madan712 / BatchProcess.java

Last active December 10, 2015 02:38

JDBC Example – Batch Update using PreparedStatement

	/* BatchProcess.java */

	import java.sql.Connection;
	import java.sql.DriverManager;
	import java.sql.PreparedStatement;
	import java.sql.ResultSet;
	import java.sql.Statement;
	import java.util.ArrayList;
	import java.util.Hashtable;
	import java.util.List;

madan712 / TestJDBC.java

Created December 25, 2012 07:59

JDBC example using MS Access

	/* TestJDBC.java */

	import java.sql.Connection;
	import java.sql.DriverManager;
	import java.sql.ResultSet;
	import java.sql.Statement;

	public class TestJDBC {

	public static void main(String[] args) {

madan712 / ContentTypeChecker.java

Last active December 10, 2015 06:39

Java - Get content type of a particular file

	/* ContentTypeChecker.java */

	import java.io.File;
	import java.io.IOException;
	import java.net.URL;
	import java.net.URLConnection;


	public class ContentTypeChecker {